A.A. Luchin, A.K. Stroev, A.O. Zhukov

V.K. Klochko - Dr.Sc. (Eng.), Associate Professor, Professor of Chair «econometrics and mathematical modeling», Ryazan State Radio Engineering University. E-mail: KlochkoVK@mail.ru

Е.I. Tumanova – Lectures, Bonch-Bruevich Saint – Petersburg State University of Telecommunications E-mail: evjeny@gmail.com